On May 29, 2017, Woods was arrested near his Jupiter Island, Florida, home by the Jupiter Police Department at about 3:00 am. EDT for driving under the influence of alcohol or drugs. He was asleep in his car, which was stationary in a traffic lane with its engine running. He later stated that he had taken prescription drugs and did not realize how they might interact together. On July 3, 2017, Woods tweeted that he had completed an out-of-state intensive program to tackle an unspecified issue. At his August 9, 2017 arraignment, Woods had his attorney Douglas Duncan submit a not guilty plea for him and agreed to take part in a first-time DUI offender program and attend another arraignment on October 25.
AT&T Pebble Beach National Pro-Am: Searching for his first PGA TOUR win since the 2009 BMW Championship, carded a final-round 3-over 75 and was unable to match playing partner Phil Mickelson's stellar, 8-under 64 that led to victory at the AT&T Pebble Beach National Pro-Am. Paired with Phil Mickelson for the 30th time in a PGA TOUR-sanctioned event. The T15 finish came in his seventh start at the event and first since finishing T12 in 2002.
Masters Tournament: Won the Masters Tournament by one stroke to claim his fifth tournament title, 15th major championship crown and 81st PGA TOUR victory at age 43 years, 3 months, 15 days. Moved within one of Sam Snead’s record for PGA TOUR wins. Became the second-oldest winner of the Masters (Jack Nicklaus/1986/46 years, 2 months, 23 days) and seventh player in his 40s to win the event. Entered the final round trailing Francesco Molinari by two strokes and had never previously come from behind after 54 holes to win a major. 11 years removed from his win at the 2008 U.S. Open, his most recent major championship, became the first player since Ben Crenshaw (1984 Masters, 1995 Masters) to go 11 years or more between wins at majors. Recorded the victory 14 years after winning most recently at Augusta National Golf Club, the longest such streak through 83 editions of the event (previous: Gary Player/13). Made the Masters the seventh PGA TOUR event at which he has collected five or more victories.
The Open Championship: Finished T6 at the 147 Open Championship at Carnoustie, his first top-10 in a major since at T6 at the 2013 Open Championship. Week was highlighted by a third-round 66, his lowest round in a major since a 66 in the second round of the 2011 Masters. Was just his second made cut (2018 Masters Tournament/T32) in his last six major starts. Posted rounds of 71-71-66-71, the first time since the 2010 Masters Tournament (T4) he recorded four par-or-better rounds in a major. Paired with eventual-champion Francesco Molinari, entered the final round four shots off the lead. Took the solo-lead at 7-under after nine holes, one ahead of Molinari and Jordan Spieth, but his lead disappeared with a double bogey at No. 11. Bogeyed No. 12 and birdied No. 14 before closing with four pars to finish at 5-under. The finish moved him to No. 50 in the Official World Golf Ranking, returning to the top 50 for the first time since January 2015. The ranking also earned him a spot in the World Golf Championships-Bridgestone Invitational.
In October 2007, Gatorade announced that Woods would have his own brand of sports drink starting in March 2008. "Gatorade Tiger" was his first U.S. deal with a beverage company and his first licensing agreement. Although no figures were officially disclosed, Golfweek magazine reported that it was for five years and could pay him as much as $100 million. The company decided in early fall 2009 to discontinue the drink due to weak sales.
World Golf Championships-Accenture Match Play Championship: Captured second consecutive World Golf Championships-Accenture Match Play Championship for 40th career PGA TOUR win. With six match victories, including a 3-and-2 win over Davis Love III in the 36-hole finale, has won 12 consecutive matches, and overall Accenture Match Play Championship record is 20-3.
Hero World Challenge: Hero World Challenge host finished T9 and 10 strokes behind champion Rickie Fowler. Marked his first appearance in competition since withdrawing from the Omega Dubai Desert Classic on February 2, 2017. Week included playing in the first and final round with reigning FedExCup champion and PGA TOUR Player of the Year Justin Thomas, with both players posting scores of 69-68 in those rounds.
The Open Championship: Jumped to No. 2 in the Official World Golf Ranking, with a T3 finish at The Open Championship, his best performance in a major championship since finishing runner-up at the 2009 PGA Championship. Final-round 73 included a triple bogey on the par-4 sixth hole, his first triple in a major championship since the first hole at the 2003 Open Championship (Royal St. George's).
Masters Tournament: Finished T4 in his first start of the season, at the Masters Tournament. Recorded his first career eagle on the par-4 seventh hole in the final round at Augusta National and had a tournament-high four eagles. Collected the ninth top-five finish of his Masters career, joining Phil Mickelson, Ben Hogan, Tom Kite, Arnold Palmer, Sam Snead and Tom Watson. The only other person with more top-fives at the Masters is Jack Nicklaus, with 15.